Fiber Optic Connectors: Types, Applications, and Termination Techniques

Question 1

What is the main purpose of a fiber optic pigtail?

Accepted Answer

To connect two fiber optic cables

Answer

To provide attenuation in a fiber optic link

Answer

To protect the fiber optic connector from damage

Answer

To convert light from one wavelength to another

Question 2

Which of the following is a characteristic of single-mode fiber optic cables?

Accepted Answer

They have a smaller core diameter than multi-mode fibers.

Answer

They can transmit multiple light modes simultaneously.

Answer

They are more susceptible to dispersion than multi-mode fibers.

Answer

They are typically used for shorter distances than multi-mode fibers.

Question 3

What is the purpose of a fiber optic patch panel?

Accepted Answer

To provide a central point for fiber optic connections

Answer

To convert fiber optic signals to electrical signals

Answer

To attenuate fiber optic signals

Answer

To splice fiber optic cables

Question 4

What is the recommended minimum bend radius for a typical single-mode fiber optic cable?

Accepted Answer

10 times the cable diameter

Answer

5 times the cable diameter

Answer

15 times the cable diameter

Answer

20 times the cable diameter

Question 5

Which of the following components is NOT found in an LC fiber optic connector?

Accepted Answer

Fiber adapter

Answer

Ceramic ferrule

Answer

Spring-loaded latch

Answer

Push-pull mechanism

Question 6

For outdoor applications, which type of fiber optic connector is optimal?

Accepted Answer

ST

Answer

MPO

Answer

SC

Answer

LC

Question 7

To terminate fiber optic cables using a fusion splicer, which method is employed?

Accepted Answer

Electric arc welding

Answer

Crimping

Answer

Pigtailing

Answer

Heat shrinking

Question 8

What is the primary function of a fiber optic adapter?

Accepted Answer

Convert between connector types

Answer

Enhance signal strength

Answer

Reduce insertion loss

Answer

Safeguard fiber connections

Question 9

Which tool is primarily used to measure the power level of a fiber optic signal?

Accepted Answer

Optical power meter

Answer

Optical time-domain reflectometer

Answer

Fiber analyzer

Answer

Cable tester

Question 10

What is the primary advantage of utilizing pre-terminated fiber optic cables?

Accepted Answer

Reduced installation time

Answer

Improved signal quality

Answer

Lower cost

Answer

Increased durability

Question 11

Which type of fiber optic splice is considered permanent and provides minimal insertion loss?

Accepted Answer

Fusion splice

Answer

Mechanical splice

Answer

Crimp splice

Answer

Tape splice

Question 12

For single-mode fiber optic cables, the recommended bend radius is:

Accepted Answer

25x cable diameter

Answer

10x cable diameter

Answer

50x cable diameter

Answer

75x cable diameter

Question 13

Identify the option that is not a type of fiber optic connector.

Accepted Answer

RJ45

Answer

ST

Answer

SC

Answer

LC

Question 14

What is the primary purpose of a ferrule in a fiber optic connector?

Accepted Answer

Precisely aligning the fibers

Answer

Providing strain relief

Answer

Protecting the fiber from damage

Answer

Converting light signals to electrical signals

Question 15

Which tool is specifically designed to cleave fiber optic cables?

Accepted Answer

Fiber cleaver

Answer

Wire strippers

Answer

Crimping tool

Answer

Punch down tool

Question 16

What is the primary use of an optical time domain reflectometer (OTDR) in fiber optic cabling?

Accepted Answer

Identifying faults and breaks in a fiber optic cable

Answer

Measuring the length and attenuation of a fiber optic cable

Answer

Terminating fiber optic connectors

Answer

Converting optical signals to electrical signals

Question 17

Which subtopic of fiber optic connectors covers the process of joining and securing fiber optic cables?

Accepted Answer

Fiber Optic Connector Termination

Answer

Fiber Optic Cable Types

Answer

Fiber Optic Splicing

Answer

Fiber Optic Attenuation

Question 18

What is the primary purpose of the ferrule in a fiber optic connector?

Accepted Answer

To precisely align the fiber cores and minimize signal loss

Answer

To protect the fiber from physical damage

Answer

To provide strain relief for the fiber

Question 19

Which type of fiber optic connector is commonly used for high-speed data transmission and is designed for higher port density?

Accepted Answer

MPO/MTP

Answer

ST

Answer

SC

Answer

LC

Question 20

What is the key difference between a simplex and a duplex fiber optic cable?

Accepted Answer

Simplex has one fiber, duplex has two

Answer

Simplex is used for short distances, duplex is used for long distances

Answer

Simplex uses single-mode fiber, duplex uses multi-mode fiber

Answer

Simplex has a round connector, duplex has a square connector

Question 21

Which tool is specifically used to measure the optical power loss in a fiber optic link?

Accepted Answer

Optical power meter

Answer

Voltmeter

Answer

Multimeter

Answer

Spectrum analyzer

Question 22

What is the primary advantage of using fiber optic cables instead of copper cables?

Accepted Answer

Higher bandwidth capacity and lower signal loss

Answer

Easier to install

Answer

Lower cost

Question 23

Which of the following is a predominant application of fiber optic connectors?

Accepted Answer

Telecommunications

Answer

Automotive wiring

Answer

Security systems

Answer

Home appliances